Concepedia

Sonja Hillemacher

SH

5

Publications

134

Citations

5

H-Index

2020

Active since

Affiliations

University of Bonn(Current)

Sonja Hillemacher is an author at University of Bonn specializing in cognition, education, and cognitive science.

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Publications per year

2020–2023

5

Publications

5

Welfare-Related Behaviors in Chickens: Characterization of Fear and Exploration in Local and Commercial Chicken Strains

Verena Meuser, Leonie Weinhold, Sonja Hillemacher et al. · Animals · 2021 · 36 citations · Full text

Roosters do not warn the bird in the mirror: The cognitive ecology of mirror self-recognition

Sonja Hillemacher, Sebastian Ocklenburg, Onur Güntürkün et al. · PLoS ONE · 2023 · 31 citations · Full text

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Effects of a partially perforated flooring system on animal-based welfare indicators in broiler housing

Carolin Adler, Inga Tiemann, Sonja Hillemacher et al. · Poultry Science · 2020 · 30 citations · Full text

Are Dual-Purpose Chickens Twice as Good? Measuring Performance and Animal Welfare throughout the Fattening Period

Inga Tiemann, Sonja Hillemacher, Margit Wittmann · Animals · 2020 · 27 citations · Full text

Differences among domestic chicken breeds in tonic immobility responses as a measure of fearfulness

Inga Tiemann, Senta Becker, Jocelyn Fournier et al. · PeerJ · 2023 · 10 citations · Full text

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